Yes — ed1.dev has IPv6.

Has both IPv4 (A) and IPv6 (AAAA) addresses.

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 ed1.dev has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:c5bf answers · 443✓ 2606:4700:3037::6815:4a27 answers · 443	yes
www over IPv6 www.ed1.dev has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:c5bf answers · 443✓ 2606:4700:3037::6815:4a27 answers · 443	yes
Mail servers (MX) have IPv6 Null MX — this domain says it doesn't receive mail.	n/a
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. clara.ns.cloudflare.com ✓matteo.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.

https://ed1.dev/ via 2606:4700:3034::ac43:c5bf → 301https://op.eric-davis.com/ via 2606:4700:3034::6815:4637 → 302https://winter-butterfly-72a7.cloudflareaccess.com/cdn-cgi/access/login/op.eric-davis.com?kid=4e58c15597611cdfc0f40e01d7538917c0908a853877172154ce3b69c40c9f04&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjJhYTQ4ZmZiZjVkZTAxYjIzNmE0NDNkMGNkNWM4NzNmYzFiMWFkMzljMDQ5M2VjYzkzMTUwY2JmNWM4MDkyMDYifQ.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.XO-dhF5WyD11PGEvZ-3bnFaCTIv67gpTV8pcU5l8W8gfCV_5eFydz1p5YAnzw6wzv1HzuTbutYcbvgJFoHqLY1jDUrJ2vnAotM76s6OrSwiSjliW2aoIKRbn-LGy5v-Km92KpSDwx1w4Z4n34tY5TBCrdd3DGNKu3w74A41dS8ADDyIHSxRf2A0MS8TRDw8sh-ueWrPb96FnG6RywBWU6J4B73hb4t9SJuebqTeoVQy57Jd6eJ2kaJGFYyObbxH18_ivtYbWdBzSCqgTYiWwybqoe9eiWr_hcsYXLaSCHb5z6D-Eb3pPmhZQUQl3s3hiL6VrWX1fU7D-f4OUFrPkCw&redirect_url=%2F via 2606:4700:300a::6813:c21d → 200

works

Nothing keeping you from an A

Nothing to fix
Show it off: add the badge to your README.
[![IPv6](https://aaaa.bot/badge/ed1.dev.svg)](https://aaaa.bot/ed1.dev)

Check again

ed1.dev Has IPv6

A (IPv4)	104.21.74.39 172.67.197.191
AAAA (IPv6)	2606:4700:3034::ac43:c5bf 2606:4700:3037::6815:4a27

www.ed1.dev Has IPv6

A (IPv4)	104.21.74.39 172.67.197.191
AAAA (IPv6)	2606:4700:3034::ac43:c5bf 2606:4700:3037::6815:4a27

Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).

Copy the evidence — a citation-ready record of this measurement

IPv6 measurement: ed1.dev
Measured 2026-11-03 18:31:39 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.74.39, 172.67.197.191
AAAA (IPv6): 2606:4700:3034::ac43:c5bf, 2606:4700:3037::6815:4a27
www AAAA:    2606:4700:3034::ac43:c5bf, 2606:4700:3037::6815:4a27

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: ed1.dev has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::ac43:c5bf: answers (TCP 443)
    2606:4700:3037::6815:4a27: answers (TCP 443)
- www over IPv6: www.ed1.dev has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::ac43:c5bf: answers (TCP 443)
    2606:4700:3037::6815:4a27: answers (TCP 443)
- Mail servers (MX) have IPv6: Null MX — this domain says it doesn't receive mail.
- Nameservers have IPv6: 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.

Reachability = a TCP connection opened on port 443 (or 80).

HTTPS over IPv6 (not graded): Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.
    https://ed1.dev/ via 2606:4700:3034::ac43:c5bf -> HTTP 301, certificate: valid
    https://op.eric-davis.com/ via 2606:4700:3034::6815:4637 -> HTTP 302, certificate: valid
    https://winter-butterfly-72a7.cloudflareaccess.com/cdn-cgi/access/login/op.eric-davis.com?kid=4e58c15597611cdfc0f40e01d7538917c0908a853877172154ce3b69c40c9f04&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjJhYTQ4ZmZiZjVkZTAxYjIzNmE0NDNkMGNkNWM4NzNmYzFiMWFkMzljMDQ5M2VjYzkzMTUwY2JmNWM4MDkyMDYifQ.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.XO-dhF5WyD11PGEvZ-3bnFaCTIv67gpTV8pcU5l8W8gfCV_5eFydz1p5YAnzw6wzv1HzuTbutYcbvgJFoHqLY1jDUrJ2vnAotM76s6OrSwiSjliW2aoIKRbn-LGy5v-Km92KpSDwx1w4Z4n34tY5TBCrdd3DGNKu3w74A41dS8ADDyIHSxRf2A0MS8TRDw8sh-ueWrPb96FnG6RywBWU6J4B73hb4t9SJuebqTeoVQy57Jd6eJ2kaJGFYyObbxH18_ivtYbWdBzSCqgTYiWwybqoe9eiWr_hcsYXLaSCHb5z6D-Eb3pPmhZQUQl3s3hiL6VrWX1fU7D-f4OUFrPkCw&redirect_url=%2F via 2606:4700:300a::6813:c21d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/_018Cd0W-y

Permanent link: aaaa.bot/r/_018Cd0W-y · How we measure

Checked 2026-11-03 18:31:39 UTC. Full DNS report: dns.pizza/domain/ed1.dev · Age, certificate and blocklists: how.is/ed1.dev · JSON: /api/v1/ed1.dev